The workers ______ a new hospital since the end of last year.A、have builtB、have

游客2023-10-07  26

问题 The workers ______ a new hospital since the end of last year.

选项 A、have built
B、have been building
C、had built
D、were building

答案 B

解析 根据题意,该句用现在完成进行时(have been doing),表示从去年年底,工人们一直在建造一所医院。
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